| SPI FINISHGUIDE A - 1GRADE #3 DIAMOND BUFF A - 2GRADE #6 DIAMOND BUFF A - 3GRADE #15 DIAMOND BUFF B - 1600 GRIT PAPER B - 2400 GRIP PAPER B - 3320 GRIP PAPER C - 1600 STONE C - 2400 STONE C - 3320 STONE D - 1DRY BLAST GLASS BEAD #11 D - 2DRY BLAST #240 OXIDE D - 3DRY BLAST #24 OXIDE | SPI- SPECOMPARISON GUIDE #18000 GRIT (0-3 diamond micron) #21200 Grit (Up to 15 diamond micron) #3320 grit abrasive cloth #4320 grit abrasive stone #5240 grit dry blast #6240grit dry blast |